/*
 * Copyright (c) 2024 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import java.io.FileWriter;
import java.io.FileReader;
import java.io.IOException;
/**
 * File Operation Test
 * 
 * @since 2024/5/8
 */
public class FileOperationTest {
    public static void main(String[] args) {
        // Write to a file
        try (FileWriter writer = new FileWriter("test.txt")) {
            writer.write("Hello, World!");
            writer.close();
            System.out.println("Successfully wrote to the file.");
        } catch (IOException e) {
            System.out.println("An error occurred while writing to the file: " + e.getMessage());
        }

        // Read from a file
        try (FileReader reader = new FileReader("test.txt")) {
            int data;
            while ((data = reader.read()) != -1) {
                System.out.print((char) data);
            }
            reader.close();
        } catch (IOException e) {
            System.out.println("An error occurred while reading from the file: " + e.getMessage());
        }
    }
}